Overview

Column

Donors

621056

March

389789

August

231267

Females

48.1%

Males

51.9%

prediabetic

15.8%

diabetic

4.8%

till date

Aug 25, 2025

Column

Donor geographical distribution

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Glycemic control by age & race

Column

A1c% between genders

A1c% between races

Column

Age distribution

Diabetes prevalence: National estimates vs. Red Cross donors

Donors with diabetes

Column

Zip codes with highest percentage of diabetic donors

Circles represent zipcodes
Zipcodes with high percentage of diabetic donors are colored purple, and with low percentage are green.
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Summary

Column

Table (univariate)

Donor Characteristics
Characteristic N normal
N = 493,238
prediabetes
N = 98,112
diabetes
N = 29,706
gender, n (%) 621,056


    F
249,551 (84%) 39,979 (13%) 9,310 (3.1%)
    M
243,687 (76%) 58,133 (18%) 20,396 (6.3%)
raceeth, n (%) 621,056


    Hispanic Origin
24,123 (81%) 4,217 (14%) 1,416 (4.8%)
    NH Asian/other
29,649 (77%) 6,697 (18%) 1,911 (5.0%)
    NH Black
14,228 (65%) 5,761 (26%) 1,768 (8.1%)
    NH White
425,238 (80%) 81,437 (15%) 24,611 (4.6%)
age, Median (Q1, Q3) 621,056 51 (36, 64) 64 (56, 71) 64 (56, 71)
age group, n (%) 621,056


    -29
85,980 (97%) 1,760 (2.0%) 487 (0.6%)
    30-54
191,480 (88%) 20,292 (9.3%) 6,009 (2.8%)
    55-
215,778 (68%) 76,060 (24%) 23,210 (7.4%)
median household income, Median (Q1, Q3) 616,596 58,528 (46,298, 76,111) 56,373 (45,417, 72,934) 54,074 (44,070, 69,273)